* High quality Power Adapter. * Built-in intelligent IC chip stops charging when complete to prevent overcharging and short circuit. * It is a best choice for your Sony alpha a7R IV ILCE-7RM4. * Include a free British standard type G power plug and socket convertor adapter for customers in the United Kingdom region. * LED charging indication. * Best replacement charger for your Sony alpha a7R IV ILCE-7RM4.